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Finding the Fourth Proportional to 40,294.68, 60,375.18 and 24,679.50

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Solution

The fourth proportional to 40,294.68, 60,375.18 and 24,679.50 is: 36,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,294.68 : 60,375.18 = 24,679.50 : x
  2. Step 2: Convert to fraction form
    40,294.68/60,375.18 = 24,679.50/x
  3. Step 3: Cross multiply
    40,294.68x = 60,375.18 × 24,679.50
  4. Step 4: Simplify right side
    40,294.68x = 1,490,029,254.81
  5. Step 5: Solve for x
    x = 1,490,029,254.81/40,294.68
  6. Step 6: Final answer
    x = 36,978.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.